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17577 (1994 PD38)
Classification: Main-belt Asteroid          SPK-ID: 2017577
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1497941036534214 3.6776e-08  
a 3.107860641201661 1.6791e-08 au
q 2.64232144217311 1.1782e-07 au
i 7.587839525150549 4.2142e-06 deg
node 151.8346716306061 3.0481e-05 deg
peri 77.18881669139387 3.3626e-05 deg
M 339.4172664437867 1.3044e-05 deg
tp 2459114.917191405518
(2020-Sep-22.41719141)
7.2492e-05 TDB
period 2001.201093795067
5.48
1.6218e-05
4.44e-08
d
yr
n .1798919664376647 1.4578e-09 deg/d
Q 3.573399840230211 1.9306e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1452  
   data-arc span      10758 days (29.45 yr)  
   first obs. used      1990-11-14  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52265  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 04:38:18  

Additional Information
 Earth MOID = 1.64597 au 
 Jupiter MOID = 1.47402 au 
 T_jup = 3.189 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.6   n/a MPO296279  
diameter diameter 7.880 km 0.166 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.124   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

17577 (1994 PD38)          Discovered 1994-Aug-10 by Elst, E. W. at La Silla
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1994 PD38 = 1992 CD4 = 1998 ET12 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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